Lamp



FIG. 1 is a perspective view of a lamp, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is another perspective view of a lamp; and,

FIG. 9 is a perspective view of second embodiment of a lamp in accordance with our new design.

The portions of the lamp in FIG. 9, shown in broken lines, represent environmental structure and form no part of the claimed design. 

The ornamental design for a lamp, as shown and described. 